Very bad design for combustion efficiency.
Lots of sharp edges for pre-ignition.
The list could go on and on.
A Poor Attempt to allow a 389 piston and a 400 piston in the same package.
Tom V.
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"Engineers do stuff for reasons" Tom Vaught
Despite small distractions, there are those who will go Forward, Learning, Sharing Knowledge, Doing what they can to help others move forward.
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